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Annotation of 43BSDReno/sys/hpdev/hilvar.h, revision 1.1

1.1     ! root        1: /*
        !             2:  * Copyright (c) 1988 University of Utah.
        !             3:  * Copyright (c) 1990 The Regents of the University of California.
        !             4:  * All rights reserved.
        !             5:  *
        !             6:  * This code is derived from software contributed to Berkeley by
        !             7:  * the Systems Programming Group of the University of Utah Computer
        !             8:  * Science Department.
        !             9:  *
        !            10:  * Redistribution is only permitted until one year after the first shipment
        !            11:  * of 4.4BSD by the Regents.  Otherwise, redistribution and use in source and
        !            12:  * binary forms are permitted provided that: (1) source distributions retain
        !            13:  * this entire copyright notice and comment, and (2) distributions including
        !            14:  * binaries display the following acknowledgement:  This product includes
        !            15:  * software developed by the University of California, Berkeley and its
        !            16:  * contributors'' in the documentation or other materials provided with the
        !            17:  * distribution and in all advertising materials mentioning features or use
        !            18:  * of this software.  Neither the name of the University nor the names of
        !            19:  * its contributors may be used to endorse or promote products derived from
        !            20:  * this software without specific prior written permission.
        !            21:  * THIS SOFTWARE IS PROVIDED AS IS'' AND WITHOUT ANY EXPRESS OR IMPLIED
        !            22:  * WARRANTIES, INCLUDING, WITHOUT LIMITATION, THE IMPLIED WARRANTIES OF
        !            23:  * MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE.
        !            24:  *
        !            25:  * from: Utah $Hdr: hilvar.h 1.1 89/08/22$
        !            26:  *
        !            27:  *     @(#)hilvar.h    7.1 (Berkeley) 5/8/90
        !            28:  */
        !            29: 
        !            30: #ifndef TRUE
        !            31: #define TRUE   1
        !            32: #define FALSE  0
        !            33: #endif
        !            34: 
        !            35: #define NHILD          8               /* 7 actual + loop pseudo (dev 0) */
        !            36: #define NHILQ          8               /* must be <= sizeof(int) */
        !            37: 
        !            38: #define HILBUFSIZE     40              /* size of interrupt poll buffer */
        !            39: #define HILMAXCLIST    1024            /* max chars in clists for HPUX io */
        !            40: 
        !            41: #define HILLOOPDEV     0               /* loop device index */
        !            42: 
        !            43: /*
        !            44:  * XXX: HPUX minor numbers are of the form "D0" where D is the device number
        !            45:  * BSD uses "0D".  For compatibility we accept either.  Maybe we should just
        !            46:  * use the HPUX numbering.
        !            47:  */
        !            48: #define HILUNIT(d)     (((((d)>>4)&7)==0)?((d)&7):(((d)>>4)&7))
        !            49: 
        !            50: #define        hildevmask(d)   (1 << (d))
        !            51: #define        hilqmask(q)     (1 << (q))
        !            52: 
        !            53: struct hiliqueue {
        !            54:        HILQ    *hq_eventqueue;         /* input queue shared with user */
        !            55:        struct  proc *hq_procp;         /* process this queue belongs to */
        !            56:        char    hq_devmask;             /* devices mapped to this queue */
        !            57: };
        !            58: 
        !            59: struct hilloopdev {
        !            60:        int     hd_flags;               /* device state */
        !            61:        int     hd_qmask;               /* queues this device is mapped to */
        !            62:        struct  clist hd_queue;         /* event queue for HPUX-style input */
        !            63:        struct  proc *hd_selr;          /* process read selecting */
        !            64:        uid_t   hd_uid;                 /* uid of mapping process */
        !            65: };
        !            66: 
        !            67: /* hd_flags */
        !            68: #define        HIL_ALIVE       0x01    /* device is present */
        !            69: #define HIL_PSEUDO     0x02    /* device is virtual */
        !            70: #define HIL_READIN     0x04    /* device using read() input interface */
        !            71: #define HIL_QUEUEIN    0x08    /* device using shared Q input interface */
        !            72: #define HIL_SELCOLL    0x10    /* select collision on device */
        !            73: #define HIL_NOBLOCK    0x20    /* device is in non-blocking read mode */
        !            74: #define HIL_ASLEEP     0x40    /* process awaiting input on device */
        !            75: #define HIL_DERROR     0x80    /* loop has reconfigured, reality altered */
        !            76: 
        !            77: struct hilloop {
        !            78:        struct  hil_dev *hl_addr;       /* base of hardware registers */
        !            79:        u_char  hl_cmddone;             /* */
        !            80:        u_char  hl_cmdending;           /* */
        !            81:        u_char  hl_actdev;              /* current input device */
        !            82:        u_char  hl_cmddev;              /* device to perform command on */
        !            83:        u_char  hl_pollbuf[HILBUFSIZE]; /* interrupt time input buffer */
        !            84:        u_char  hl_cmdbuf[HILBUFSIZE];  /* */
        !            85:        u_char  *hl_pollbp;             /* pointer into hl_pollbuf */
        !            86:        u_char  *hl_cmdbp;              /* pointer into hl_cmdbuf */
        !            87:        struct  hiliqueue hl_queue[NHILQ];      /* input queues */
        !            88:        struct  hilloopdev hl_device[NHILD];    /* device data */
        !            89:        u_char  hl_maxdev;              /* number of devices on loop */
        !            90:        u_char  hl_kbddev;              /* keyboard device on loop */
        !            91:        u_char  hl_kbdlang;             /* keyboard language */
        !            92:        u_char  hl_kbdflags;            /* keyboard state */
        !            93: };
        !            94: 
        !            95: /* hl_kbdflags */
        !            96: #define KBD_RAW                0x01            /* keyboard is raw */
        !            97: #define KBD_AR1                0x02            /* keyboard auto-repeat rate 1 */
        !            98: #define KBD_AR2                0x04            /* keyboard auto-repeat rate 2 */

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